<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>博客列表</title>
    <link rel="stylesheet" href="css/list.css">
    <link rel="stylesheet" href="css/blog_list.css">
    <link rel="stylesheet" href="css/conmmon.css">
    <style>

        .nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 50px;
        }

        .container {
            padding-top: 80px;
            height: auto;
        }

        .container-right {
            width: auto;
        }

        .blog-pagnation-wrapper {
            height: 40px;
            margin: 16px 0;
            text-align: center;
        }

        .blog-pagnation-item {
            display: inline-block;
            padding: 8px;
            border: 1px solid #d0d0d5;
            color: #333;
        }

        .blog-pagnation-item:hover {
            background: #4e4eeb;
            color: #fff;
        }

        .blog-pagnation-item.actvie {
            background: #4e4eeb;
            color: #fff;
        }

    </style>
    <script src="js/jquery.min.js"></script>
    <script src="js/urlutils.js"></script>
    <script src="js/logout.js"></script>
</head>

<body>
<!-- 导航栏 -->
<div class="nav">
    <img src="img/logo2.jpg" alt="">
    <span class="title">我的博客系统</span>
    <!-- 用来占据中间位置 -->
    <span class="spacer"></span>
    <a href="blog_list.html">主页</a>
    <a href="blog_add.html">写博客</a>
    <a href="javascript:logout()">注销</a>
</div>
<!-- 版心 -->
<div class="container">
    <!-- 右侧内容详情 -->
    <div class="container-right" style="width: 100%;">
        <div id="artListDiv">

        </div>

        <hr>
        <div class="blog-pagnation-wrapper">
            <button class="blog-pagnation-item" onclick="doFirst()">首页</button>
            <button class="blog-pagnation-item" onclick="doBefore()">上一页</button>
            <button class="blog-pagnation-item" onclick="doNext()">下一页</button>
            <button class="blog-pagnation-item" onclick="doLast()">末页</button>
            &nbsp;&nbsp;&nbsp;&nbsp;
            当前在第 <span id="pIndex"></span> 页，共 <span id="pSize"></span> 页
        </div>
    </div>
</div>
<script>
    var pSize = 2; // 每页显示条数
    var pIndex = 1; // 页码
    var totalpage = 1; // 总共有多少页
    // 初始化数据
    function init() {
        // 1.处理分页参数
        pSize = getParamValue("pSize");
        if (pSize == null) {
            pSize = 2; // 每页显示条数
        }
        pIndex = getParamValue("pIndex");
        if (pIndex == null) {
            pIndex = 1; // 页码
        }
        jQuery("#pIndex").html(pIndex);
        // 2.请求后端接口
        jQuery.ajax({
            url: "/article/getlistbypage",
            type: "GET",
            data: {
                "pIndex": pIndex,
                "pSize": pSize
            },
            success: function (res) {
                // 3.将结果展示给用户
                if (res.code == 200 && res.data != null) {
                    var createHtml = "";
                    if (res.data.list != null && res.data.list.length > 0) {
                        // 有文章
                        totalpage = res.data.size;
                        jQuery("#pSize").html(totalpage);
                        var artlist = res.data.list;
                        for (var i = 0; i < artlist.length; i++) {
                            var art = artlist[i]; // 文章对象
                            createHtml += '<div class="blog" >';
                            createHtml += '<div class="title">' + art.title + '</div>';
                            createHtml += '<div class="date">' + art.createTime + '</div>';
                            createHtml += '<div class="desc">' + art.content + '</div>';
                            createHtml += '<a href="blog_content.html?blogId=' +
                                art.blogId + '" class="detail">查看全文 &gt;&gt;</a>';
                            createHtml += '</div>';
                        }
                    } else {
                        // 暂无文章
                        createHtml += '<h3 style="margin-top:20px;margin-left:20px;">暂无文章！</h3>';
                    }
                    jQuery("#artListDiv").html(createHtml);
                } else {
                    alert("抱歉：查询失败！" + res.msg);
                }
            }
        });
    }

    init();

    // 点击首页
    function doFirst() {
        // 1.判断是否在首页
        if (pIndex <= 1) {
            alert("已经在首页了，无需跳转！");
            return false;
        }
        // 2.跳转到首页
        location.href = "blog_list.html";
    }

    // 点击末页
    function doLast() {
        // 1.判断是否在末页
        if (pIndex >= totalpage) {
            alert("已经在末页了，无需跳转！");
            return false;
        }
        // 2.跳转到末页
        location.href = "blog_list.html?pIndex=" + totalpage;
    }

    // 点击“上一页”
    function doBefore() {
        // 1.判断是否在首页
        if (pIndex <= 1) {
            alert("已经在首页了，无需跳转！");
            return false;
        }
        // 2.跳转上一页
        location.href = "blog_list.html?pIndex=" + (parseInt(pIndex) - 1);
    }

    // 点击“写一页”
    function doNext() {
        // 1.判断是否在末页
        if (pIndex >= totalpage) {
            alert("已经在末页了，无需跳转！");
            return false;
        }
        // 2.跳转到下一页
        location.href = "blog_list.html?pIndex=" + (parseInt(pIndex) + 1);
    }
</script>
</body>
</html>